Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,588,460",
      "signature": "0xab01fcd0dafc87fca0f787cf5b0467280e7e08428c2238b850c9f4d8bc038f074ab3acbd6c5833614e9c45f373f5e869",
      "randomness": "0x8574f94a6b56e92af1fe71a0f0a0b6df5a2045afae9b6367f1b0f4df08e15268"
    }
  ],
  "blockNumber": "7,417,437"
}

{
  "Sr25519": "0x8a9f086483f565447136cf4ee32ad14bc7f68e81e9606e9d9ceac687e494417bb7d9762b52df5a53688e11d653c39bf6d502150f7c6bdf22c6c1a81dee4f4582"
}